FOTD: How long does it take the International Space Station to orbit the Earth?

How long does it take the International Space Station to orbit the Earth?

FOTD: What was the first Space Shuttle to dock with the Russian space station MIR?

What was the first Space Shuttle to dock with the Russian space station MIR?

FOTD: Which Space Shuttle released the Hubble Space Telescope into orbit?

The Space Shuttle Discovery launched for its 10th voyage into space on April 24, 1990. During its voyage the crew released the Hubble Space Telescope into orbit.

FOTD: Who discovered the former planet Pluto?

Clyde Tombaugh discovered the former planet Pluto on February 18, 1930. That was not his only discovery though. Tombaugh also discovered more than 800 asteroids, variable stars, as well as star ...

Fact of the Day: What is the Largest Volcano in the Solar System?

The largest volcano in our solar system is Olympus Mons. It is loacated on Mars and is about 15.5 miles high and stretches nearly 340 miles from east to west. The ...